#180E5F#180E5F

#180E5F is a dark, vivid blue. Relative luminance 0.013; OKLCH L 25.1% C 0.133 H 276.6°. Best body text is #FFFFFF at 16.58:1 contrast (WCAG AA passes).

Color values

HEX	#180E5F
RGB	rgb(24, 14, 95)
HSL	hsl(247, 74%, 21%)
HSV	hsv(247, 85%, 37%)
CMYK	cmyk(74.7%, 85.3%, 0%, 62.7%)
CIE-LAB	lab(11.51, 32.04, -45.56)
CIE-LCH	lch(11.51, 55.69, 305.12°)
OKLab	oklab(25.14% 0.0152 -0.1317)
OKLCH	oklch(25.14% 0.133 276.6)
XYZ	xyz(2.5986, 1.3342, 10.9448)
Luminance	0.0133 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180E5F #555F0E

analogous

#0E2D5F #180E5F #410E5F

triadic

#180E5F #5F180E #0E5F18

tetradic

#180E5F #5F0E2D #555F0E #0E5F41

square

#180E5F #5F0E2D #555F0E #0E5F41

split-complementary

#180E5F #5F410E #2D5F0E

monochromatic

#07041B #0B062A #180E5F #251694 #331ECA

Accessibility & contrast

On white

16.58

#180E5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#180E5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180E5F

16.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180E5F	#FFFFFF	#000000	##FFFFFF
##180E5F	1.00	16.58	1.27	16.58
#FFFFFF	16.58	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002261

Deuteranopia (green-blind)

#001B5E

Tritanopia (blue-blind)

#002737

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #180e5f;
/* rgb */ color: rgb(24, 14, 95);
/* oklch */ color: oklch(25.1% 0.133 276.6);

Tailwind

colors: {
  custom: {
    50: '#624f8d',
    500: '#180e5f',
    950: '#000000',
  },
}

SCSS

$custom: #180e5f;
$custom-light: #624f8d;
$custom-dark: #000000;

JSON

{
  "hex": "#180e5f",
  "rgb": {
    "r": 24,
    "g": 14,
    "b": 95
  },
  "hsl": {
    "h": 247.407,
    "s": 74.312,
    "l": 21.373
  },
  "oklch": {
    "l": 0.2514,
    "c": 0.13254,
    "h": 276.6
  },
  "luminance": 0.01334
}

Semantic roles & 50–950 ramp

primary

#180E5F

secondary

#8C9930

accent

#F137DA

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #180E5F

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →